[FL-3965] Separate cli_shell into toolbox (#4175)

* cli_shell: separate into toolbox

* fix: cmd flags

* fix formatting

* cli: increase default stack depth

* cli_shell: fix loader lock logic

* cli: fix command flags

* fix f18

* speaker_debug: fix

* cli_registry: fix docs

* ufbt: rename cli target back

* cli: rename app and record

* cli: fix and simplify help command

* cli_master_shell: fix ext commands

* fix formatting

* cli: rename master to main

* fix formatting

---------

Co-authored-by: hedger <hedger@users.noreply.github.com>

lib/toolbox/cli/shell/cli_shell_i.h

@@ -0,0 +1,34 @@
+#pragma once
+
+#include "../cli_ansi.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef struct CliShell CliShell;
+
+/**
+ * @brief Key combo handler
+ * @return true if the event was handled, false otherwise
+ */
+typedef bool (*CliShellKeyComboAction)(CliKeyCombo combo, void* context);
+
+typedef struct {
+    CliKeyCombo combo;
+    CliShellKeyComboAction action;
+} CliShellKeyComboRecord;
+
+typedef struct {
+    CliShellKeyComboAction fallback;
+    size_t count;
+    CliShellKeyComboRecord records[];
+} CliShellKeyComboSet;
+
+void cli_shell_execute_command(CliShell* cli_shell, FuriString* command);
+
+const char* cli_shell_get_prompt(CliShell* cli_shell);
+
+#ifdef __cplusplus
+}
+#endif